<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ --> <title>XMonad/Hooks/DynamicLog.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE FlexibleContexts #-}</span> <a name="line-2"></a> <a name="line-3"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span> <a name="line-4"></a><span class='hs-comment'>-- |</span> <a name="line-5"></a><span class='hs-comment'>-- Module : XMonad.Hooks.DynamicLog</span> <a name="line-6"></a><span class='hs-comment'>-- Copyright : (c) Don Stewart <dons@cse.unsw.edu.au></span> <a name="line-7"></a><span class='hs-comment'>-- License : BSD3-style (see LICENSE)</span> <a name="line-8"></a><span class='hs-comment'>--</span> <a name="line-9"></a><span class='hs-comment'>-- Maintainer : Don Stewart <dons@cse.unsw.edu.au></span> <a name="line-10"></a><span class='hs-comment'>-- Stability : unstable</span> <a name="line-11"></a><span class='hs-comment'>-- Portability : unportable</span> <a name="line-12"></a><span class='hs-comment'>--</span> <a name="line-13"></a><span class='hs-comment'>-- xmonad calls the logHook with every internal state update, which is</span> <a name="line-14"></a><span class='hs-comment'>-- useful for (among other things) outputting status information to an</span> <a name="line-15"></a><span class='hs-comment'>-- external status bar program such as xmobar or dzen. DynamicLog</span> <a name="line-16"></a><span class='hs-comment'>-- provides several drop-in logHooks for this purpose, as well as</span> <a name="line-17"></a><span class='hs-comment'>-- flexible tools for specifying your own formatting.</span> <a name="line-18"></a><span class='hs-comment'>--</span> <a name="line-19"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span> <a name="line-20"></a> <a name="line-21"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Hooks</span><span class='hs-varop'>.</span><span class='hs-conid'>DynamicLog</span> <span class='hs-layout'>(</span> <a name="line-22"></a> <span class='hs-comment'>-- * Usage</span> <a name="line-23"></a> <span class='hs-comment'>-- $usage</span> <a name="line-24"></a> <a name="line-25"></a> <span class='hs-comment'>-- * Drop-in loggers</span> <a name="line-26"></a> <span class='hs-varid'>dzen</span><span class='hs-layout'>,</span> <a name="line-27"></a> <span class='hs-varid'>xmobar</span><span class='hs-layout'>,</span> <a name="line-28"></a> <span class='hs-varid'>statusBar</span><span class='hs-layout'>,</span> <a name="line-29"></a> <span class='hs-varid'>dynamicLog</span><span class='hs-layout'>,</span> <a name="line-30"></a> <span class='hs-varid'>dynamicLogXinerama</span><span class='hs-layout'>,</span> <a name="line-31"></a> <a name="line-32"></a> <span class='hs-comment'>-- * Build your own formatter</span> <a name="line-33"></a> <span class='hs-varid'>dynamicLogWithPP</span><span class='hs-layout'>,</span> <a name="line-34"></a> <span class='hs-varid'>dynamicLogString</span><span class='hs-layout'>,</span> <a name="line-35"></a> <span class='hs-conid'>PP</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>defaultPP</span><span class='hs-layout'>,</span> <a name="line-36"></a> <a name="line-37"></a> <span class='hs-comment'>-- * Example formatters</span> <a name="line-38"></a> <span class='hs-varid'>dzenPP</span><span class='hs-layout'>,</span> <span class='hs-varid'>xmobarPP</span><span class='hs-layout'>,</span> <span class='hs-varid'>sjanssenPP</span><span class='hs-layout'>,</span> <span class='hs-varid'>byorgeyPP</span><span class='hs-layout'>,</span> <a name="line-39"></a> <a name="line-40"></a> <span class='hs-comment'>-- * Formatting utilities</span> <a name="line-41"></a> <span class='hs-varid'>wrap</span><span class='hs-layout'>,</span> <span class='hs-varid'>pad</span><span class='hs-layout'>,</span> <span class='hs-varid'>trim</span><span class='hs-layout'>,</span> <span class='hs-varid'>shorten</span><span class='hs-layout'>,</span> <a name="line-42"></a> <span class='hs-varid'>xmobarColor</span><span class='hs-layout'>,</span> <span class='hs-varid'>xmobarStrip</span><span class='hs-layout'>,</span> <a name="line-43"></a> <span class='hs-varid'>dzenColor</span><span class='hs-layout'>,</span> <span class='hs-varid'>dzenEscape</span><span class='hs-layout'>,</span> <span class='hs-varid'>dzenStrip</span><span class='hs-layout'>,</span> <a name="line-44"></a> <a name="line-45"></a> <span class='hs-comment'>-- * Internal formatting functions</span> <a name="line-46"></a> <span class='hs-varid'>pprWindowSet</span><span class='hs-layout'>,</span> <a name="line-47"></a> <span class='hs-varid'>pprWindowSetXinerama</span> <a name="line-48"></a> <a name="line-49"></a> <span class='hs-comment'>-- * To Do</span> <a name="line-50"></a> <span class='hs-comment'>-- $todo</span> <a name="line-51"></a> <a name="line-52"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-53"></a> <a name="line-54"></a><span class='hs-comment'>--</span> <a name="line-55"></a><span class='hs-comment'>-- Useful imports</span> <a name="line-56"></a><span class='hs-comment'>--</span> <a name="line-57"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span> <a name="line-58"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span> <a name="line-59"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Char</span> <span class='hs-layout'>(</span> <span class='hs-varid'>isSpace</span> <span class='hs-layout'>)</span> <a name="line-60"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span> <span class='hs-varid'>isJust</span><span class='hs-layout'>,</span> <span class='hs-varid'>catMaybes</span> <span class='hs-layout'>)</span> <a name="line-61"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>List</span> <a name="line-62"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Map</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>M</span> <a name="line-63"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Ord</span> <span class='hs-layout'>(</span> <span class='hs-varid'>comparing</span> <span class='hs-layout'>)</span> <a name="line-64"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>StackSet</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>S</span> <a name="line-65"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span> <a name="line-66"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span><span class='hs-varop'>.</span><span class='hs-conid'>WorkspaceCompare</span> <a name="line-67"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span><span class='hs-varop'>.</span><span class='hs-conid'>NamedWindows</span> <a name="line-68"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span><span class='hs-varop'>.</span><span class='hs-conid'>Run</span> <a name="line-69"></a> <a name="line-70"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Layout</span><span class='hs-varop'>.</span><span class='hs-conid'>LayoutModifier</span> <a name="line-71"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span><span class='hs-varop'>.</span><span class='hs-conid'>Font</span> <a name="line-72"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Hooks</span><span class='hs-varop'>.</span><span class='hs-conid'>UrgencyHook</span> <a name="line-73"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Hooks</span><span class='hs-varop'>.</span><span class='hs-conid'>ManageDocks</span> <a name="line-74"></a> <a name="line-75"></a><span class='hs-comment'>-- $usage</span> <a name="line-76"></a><span class='hs-comment'>-- You can use this module with the following in your @~\/.xmonad\/xmonad.hs@:</span> <a name="line-77"></a><span class='hs-comment'>--</span> <a name="line-78"></a><span class='hs-comment'>-- > import XMonad</span> <a name="line-79"></a><span class='hs-comment'>-- > import XMonad.Hooks.DynamicLog</span> <a name="line-80"></a><span class='hs-comment'>--</span> <a name="line-81"></a><span class='hs-comment'>-- If you just want a quick-and-dirty status bar with zero effort, try</span> <a name="line-82"></a><span class='hs-comment'>-- the 'xmobar' or 'dzen' functions:</span> <a name="line-83"></a><span class='hs-comment'>--</span> <a name="line-84"></a><span class='hs-comment'>-- > main = xmonad =<< xmobar myConfig</span> <a name="line-85"></a><span class='hs-comment'>-- ></span> <a name="line-86"></a><span class='hs-comment'>-- > myConfig = defaultConfig { ... }</span> <a name="line-87"></a><span class='hs-comment'>--</span> <a name="line-88"></a><span class='hs-comment'>-- There is also 'statusBar' if you'd like to use another status bar, or would</span> <a name="line-89"></a><span class='hs-comment'>-- like to use different formatting options. The 'xmobar', 'dzen', and</span> <a name="line-90"></a><span class='hs-comment'>-- 'statusBar' functions are preferred over the other options listed below, as</span> <a name="line-91"></a><span class='hs-comment'>-- they take care of all the necessary plumbing -- no shell scripting required!</span> <a name="line-92"></a><span class='hs-comment'>--</span> <a name="line-93"></a><span class='hs-comment'>-- Alternatively, you can choose among several default status bar formats</span> <a name="line-94"></a><span class='hs-comment'>-- ('dynamicLog' or 'dynamicLogXinerama') by simply setting your logHook to the</span> <a name="line-95"></a><span class='hs-comment'>-- appropriate function, for instance:</span> <a name="line-96"></a><span class='hs-comment'>--</span> <a name="line-97"></a><span class='hs-comment'>-- > main = xmonad $ defaultConfig {</span> <a name="line-98"></a><span class='hs-comment'>-- > ...</span> <a name="line-99"></a><span class='hs-comment'>-- > logHook = dynamicLog</span> <a name="line-100"></a><span class='hs-comment'>-- > ...</span> <a name="line-101"></a><span class='hs-comment'>-- > }</span> <a name="line-102"></a><span class='hs-comment'>--</span> <a name="line-103"></a><span class='hs-comment'>-- For more flexibility, you can also use 'dynamicLogWithPP' and supply</span> <a name="line-104"></a><span class='hs-comment'>-- your own pretty-printing format (by either defining one from scratch,</span> <a name="line-105"></a><span class='hs-comment'>-- or customizing one of the provided examples).</span> <a name="line-106"></a><span class='hs-comment'>-- For example:</span> <a name="line-107"></a><span class='hs-comment'>--</span> <a name="line-108"></a><span class='hs-comment'>-- > -- use sjanssen's pretty-printer format, but with the sections</span> <a name="line-109"></a><span class='hs-comment'>-- > -- in reverse</span> <a name="line-110"></a><span class='hs-comment'>-- > logHook = dynamicLogWithPP $ sjanssenPP { ppOrder = reverse }</span> <a name="line-111"></a><span class='hs-comment'>--</span> <a name="line-112"></a><span class='hs-comment'>-- Note that setting the @logHook@ only sets up xmonad's output; you</span> <a name="line-113"></a><span class='hs-comment'>-- are responsible for starting your own status bar program (e.g. dzen</span> <a name="line-114"></a><span class='hs-comment'>-- or xmobar) and making sure xmonad's output is piped into it</span> <a name="line-115"></a><span class='hs-comment'>-- appropriately, either by putting it in your @.xsession@ or similar</span> <a name="line-116"></a><span class='hs-comment'>-- file, or by using @spawnPipe@ in your @main@ function, for example:</span> <a name="line-117"></a><span class='hs-comment'>--</span> <a name="line-118"></a><span class='hs-comment'>-- > import XMonad.Util.Run -- for spawnPipe and hPutStrLn</span> <a name="line-119"></a><span class='hs-comment'>-- ></span> <a name="line-120"></a><span class='hs-comment'>-- > main = do</span> <a name="line-121"></a><span class='hs-comment'>-- > h <- spawnPipe "xmobar -options -foo -bar"</span> <a name="line-122"></a><span class='hs-comment'>-- > xmonad $ defaultConfig {</span> <a name="line-123"></a><span class='hs-comment'>-- > ...</span> <a name="line-124"></a><span class='hs-comment'>-- > logHook = dynamicLogWithPP $ defaultPP { ppOutput = hPutStrLn h }</span> <a name="line-125"></a><span class='hs-comment'>--</span> <a name="line-126"></a><span class='hs-comment'>-- If you use @spawnPipe@, be sure to redefine the 'ppOutput' field of</span> <a name="line-127"></a><span class='hs-comment'>-- your pretty-printer as in the example above; by default the status</span> <a name="line-128"></a><span class='hs-comment'>-- will be printed to stdout rather than the pipe you create.</span> <a name="line-129"></a><span class='hs-comment'>--</span> <a name="line-130"></a><span class='hs-comment'>-- Even if you don't use a statusbar, you can still use</span> <a name="line-131"></a><span class='hs-comment'>-- 'dynamicLogString' to show on-screen notifications in response to</span> <a name="line-132"></a><span class='hs-comment'>-- some events. For example, to show the current layout when it</span> <a name="line-133"></a><span class='hs-comment'>-- changes, you could make a keybinding to cycle the layout and</span> <a name="line-134"></a><span class='hs-comment'>-- display the current status:</span> <a name="line-135"></a><span class='hs-comment'>--</span> <a name="line-136"></a><span class='hs-comment'>-- > , ((mod1Mask, xK_a ), sendMessage NextLayout >> (dynamicLogString myPP >>= \d->spawn $"xmessage "++d))</span> <a name="line-137"></a><span class='hs-comment'>--</span> <a name="line-138"></a> <a name="line-139"></a><span class='hs-comment'>-- $todo</span> <a name="line-140"></a><span class='hs-comment'>--</span> <a name="line-141"></a><span class='hs-comment'>-- * incorporate dynamicLogXinerama into the PP framework somehow</span> <a name="line-142"></a><span class='hs-comment'>--</span> <a name="line-143"></a><span class='hs-comment'>-- * add an xmobarEscape function</span> <a name="line-144"></a> <a name="line-145"></a><span class='hs-comment'>------------------------------------------------------------------------</span> <a name="line-146"></a> <a name="line-147"></a><a name="dzen"></a><span class='hs-comment'>-- | Run xmonad with a dzen status bar set to some nice defaults.</span> <a name="line-148"></a><span class='hs-comment'>--</span> <a name="line-149"></a><span class='hs-comment'>-- > main = xmonad =<< dzen myConfig</span> <a name="line-150"></a><span class='hs-comment'>-- ></span> <a name="line-151"></a><span class='hs-comment'>-- > myConfig = defaultConfig { ... }</span> <a name="line-152"></a><span class='hs-comment'>--</span> <a name="line-153"></a><span class='hs-comment'>-- The intent is that the above config file should provide a nice</span> <a name="line-154"></a><span class='hs-comment'>-- status bar with minimal effort.</span> <a name="line-155"></a><span class='hs-comment'>--</span> <a name="line-156"></a><span class='hs-comment'>-- If you wish to customize the status bar format at all, you'll have to</span> <a name="line-157"></a><span class='hs-comment'>-- use the 'statusBar' function instead.</span> <a name="line-158"></a><span class='hs-comment'>--</span> <a name="line-159"></a><span class='hs-comment'>-- The binding uses the XMonad.Hooks.ManageDocks module to automatically</span> <a name="line-160"></a><span class='hs-comment'>-- handle screen placement for dzen, and enables 'mod-b' for toggling</span> <a name="line-161"></a><span class='hs-comment'>-- the menu bar.</span> <a name="line-162"></a><span class='hs-comment'>--</span> <a name="line-163"></a><span class='hs-definition'>dzen</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>LayoutClass</span> <span class='hs-varid'>l</span> <span class='hs-conid'>Window</span> <a name="line-164"></a> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>XConfig</span> <span class='hs-varid'>l</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>XConfig</span> <span class='hs-layout'>(</span><span class='hs-conid'>ModifiedLayout</span> <span class='hs-conid'>AvoidStruts</span> <span class='hs-varid'>l</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-165"></a><span class='hs-definition'>dzen</span> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>statusBar</span> <span class='hs-layout'>(</span><span class='hs-str'>"dzen2 "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>flags</span><span class='hs-layout'>)</span> <span class='hs-varid'>dzenPP</span> <span class='hs-varid'>toggleStrutsKey</span> <span class='hs-varid'>conf</span> <a name="line-166"></a> <span class='hs-keyword'>where</span> <a name="line-167"></a> <span class='hs-varid'>fg</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"'#a8a3f7'"</span> <span class='hs-comment'>-- n.b quoting</span> <a name="line-168"></a> <span class='hs-varid'>bg</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"'#3f3c6d'"</span> <a name="line-169"></a> <span class='hs-varid'>flags</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"-e 'onstart=lower' -w 400 -ta l -fg "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>fg</span> <span class='hs-varop'>++</span> <span class='hs-str'>" -bg "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>bg</span> <a name="line-170"></a> <a name="line-171"></a> <a name="line-172"></a><a name="xmobar"></a><span class='hs-comment'>-- | Run xmonad with a xmobar status bar set to some nice defaults.</span> <a name="line-173"></a><span class='hs-comment'>--</span> <a name="line-174"></a><span class='hs-comment'>-- > main = xmonad =<< xmobar myConfig</span> <a name="line-175"></a><span class='hs-comment'>-- ></span> <a name="line-176"></a><span class='hs-comment'>-- > myConfig = defaultConfig { ... }</span> <a name="line-177"></a><span class='hs-comment'>--</span> <a name="line-178"></a><span class='hs-comment'>-- This works pretty much the same as 'dzen' function above.</span> <a name="line-179"></a><span class='hs-comment'>--</span> <a name="line-180"></a><span class='hs-definition'>xmobar</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>LayoutClass</span> <span class='hs-varid'>l</span> <span class='hs-conid'>Window</span> <a name="line-181"></a> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>XConfig</span> <span class='hs-varid'>l</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>XConfig</span> <span class='hs-layout'>(</span><span class='hs-conid'>ModifiedLayout</span> <span class='hs-conid'>AvoidStruts</span> <span class='hs-varid'>l</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-182"></a><span class='hs-definition'>xmobar</span> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>statusBar</span> <span class='hs-str'>"xmobar"</span> <span class='hs-varid'>xmobarPP</span> <span class='hs-varid'>toggleStrutsKey</span> <span class='hs-varid'>conf</span> <a name="line-183"></a> <a name="line-184"></a><a name="statusBar"></a><span class='hs-comment'>-- | Modifies the given base configuration to launch the given status bar,</span> <a name="line-185"></a><span class='hs-comment'>-- send status information to that bar, and allocate space on the screen edges</span> <a name="line-186"></a><span class='hs-comment'>-- for the bar.</span> <a name="line-187"></a><span class='hs-definition'>statusBar</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>LayoutClass</span> <span class='hs-varid'>l</span> <span class='hs-conid'>Window</span> <a name="line-188"></a> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ the command line to launch the status bar</span> <a name="line-189"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PP</span> <span class='hs-comment'>-- ^ the pretty printing options</span> <a name="line-190"></a> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>XConfig</span> <span class='hs-conid'>Layout</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>KeyMask</span><span class='hs-layout'>,</span> <span class='hs-conid'>KeySym</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-191"></a> <span class='hs-comment'>-- ^ the desired key binding to toggle bar visibility</span> <a name="line-192"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>XConfig</span> <span class='hs-varid'>l</span> <span class='hs-comment'>-- ^ the base config</span> <a name="line-193"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>XConfig</span> <span class='hs-layout'>(</span><span class='hs-conid'>ModifiedLayout</span> <span class='hs-conid'>AvoidStruts</span> <span class='hs-varid'>l</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-194"></a><span class='hs-definition'>statusBar</span> <span class='hs-varid'>cmd</span> <span class='hs-varid'>pp</span> <span class='hs-varid'>k</span> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-195"></a> <span class='hs-varid'>h</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>spawnPipe</span> <span class='hs-varid'>cmd</span> <a name="line-196"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>conf</span> <a name="line-197"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>layoutHook</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>avoidStruts</span> <span class='hs-layout'>(</span><span class='hs-varid'>layoutHook</span> <span class='hs-varid'>conf</span><span class='hs-layout'>)</span> <a name="line-198"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>logHook</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-199"></a> <span class='hs-varid'>logHook</span> <span class='hs-varid'>conf</span> <a name="line-200"></a> <span class='hs-varid'>dynamicLogWithPP</span> <span class='hs-varid'>pp</span> <span class='hs-layout'>{</span> <span class='hs-varid'>ppOutput</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hPutStrLn</span> <span class='hs-varid'>h</span> <span class='hs-layout'>}</span> <a name="line-201"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>manageHook</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>manageHook</span> <span class='hs-varid'>conf</span> <span class='hs-varop'><+></span> <span class='hs-varid'>manageDocks</span> <a name="line-202"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>keys</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM2</span> <span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>union</span> <span class='hs-varid'>keys'</span> <span class='hs-layout'>(</span><span class='hs-varid'>keys</span> <span class='hs-varid'>conf</span><span class='hs-layout'>)</span> <a name="line-203"></a> <span class='hs-layout'>}</span> <a name="line-204"></a> <span class='hs-keyword'>where</span> <a name="line-205"></a> <span class='hs-varid'>keys'</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varop'>`</span><span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span><span class='hs-varop'>`</span> <span class='hs-varid'>sendMessage</span> <span class='hs-conid'>ToggleStruts</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>k</span> <a name="line-206"></a> <a name="line-207"></a><a name="toggleStrutsKey"></a><span class='hs-comment'>-- |</span> <a name="line-208"></a><span class='hs-comment'>-- Helper function which provides ToggleStruts keybinding</span> <a name="line-209"></a><span class='hs-comment'>--</span> <a name="line-210"></a><span class='hs-definition'>toggleStrutsKey</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>XConfig</span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>KeyMask</span><span class='hs-layout'>,</span> <span class='hs-conid'>KeySym</span><span class='hs-layout'>)</span> <a name="line-211"></a><span class='hs-definition'>toggleStrutsKey</span> <span class='hs-conid'>XConfig</span><span class='hs-layout'>{</span><span class='hs-varid'>modMask</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>modm</span><span class='hs-layout'>}</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>modm</span><span class='hs-layout'>,</span> <span class='hs-varid'>xK_b</span> <span class='hs-layout'>)</span> <a name="line-212"></a> <a name="line-213"></a><span class='hs-comment'>------------------------------------------------------------------------</span> <a name="line-214"></a> <a name="line-215"></a><a name="dynamicLog"></a><span class='hs-comment'>-- | An example log hook, which prints status information to stdout in</span> <a name="line-216"></a><span class='hs-comment'>-- the default format:</span> <a name="line-217"></a><span class='hs-comment'>--</span> <a name="line-218"></a><span class='hs-comment'>-- > 1 2 [3] 4 7 : full : title</span> <a name="line-219"></a><span class='hs-comment'>--</span> <a name="line-220"></a><span class='hs-comment'>-- That is, the currently populated workspaces, the current</span> <a name="line-221"></a><span class='hs-comment'>-- workspace layout, and the title of the focused window.</span> <a name="line-222"></a><span class='hs-comment'>--</span> <a name="line-223"></a><span class='hs-comment'>-- To customize the output format, see 'dynamicLogWithPP'.</span> <a name="line-224"></a><span class='hs-comment'>--</span> <a name="line-225"></a><span class='hs-definition'>dynamicLog</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-226"></a><span class='hs-definition'>dynamicLog</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dynamicLogWithPP</span> <span class='hs-varid'>defaultPP</span> <a name="line-227"></a> <a name="line-228"></a><a name="dynamicLogWithPP"></a><span class='hs-comment'>-- | Format the current status using the supplied pretty-printing format,</span> <a name="line-229"></a><span class='hs-comment'>-- and write it to stdout.</span> <a name="line-230"></a><span class='hs-definition'>dynamicLogWithPP</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PP</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-231"></a><span class='hs-definition'>dynamicLogWithPP</span> <span class='hs-varid'>pp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dynamicLogString</span> <span class='hs-varid'>pp</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>io</span> <span class='hs-varop'>.</span> <span class='hs-varid'>ppOutput</span> <span class='hs-varid'>pp</span> <a name="line-232"></a> <a name="line-233"></a><a name="dynamicLogString"></a><span class='hs-comment'>-- | The same as 'dynamicLogWithPP', except it simply returns the status</span> <a name="line-234"></a><span class='hs-comment'>-- as a formatted string without actually printing it to stdout, to</span> <a name="line-235"></a><span class='hs-comment'>-- allow for further processing, or use in some application other than</span> <a name="line-236"></a><span class='hs-comment'>-- a status bar.</span> <a name="line-237"></a><span class='hs-definition'>dynamicLogString</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PP</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>String</span> <a name="line-238"></a><span class='hs-definition'>dynamicLogString</span> <span class='hs-varid'>pp</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-239"></a> <a name="line-240"></a> <span class='hs-varid'>winset</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>gets</span> <span class='hs-varid'>windowset</span> <a name="line-241"></a> <span class='hs-varid'>urgents</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>readUrgents</span> <a name="line-242"></a> <span class='hs-varid'>sort'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>ppSort</span> <span class='hs-varid'>pp</span> <a name="line-243"></a> <a name="line-244"></a> <span class='hs-comment'>-- layout description</span> <a name="line-245"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>ld</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>description</span> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>layout</span> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>workspace</span> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>current</span> <span class='hs-varop'>$</span> <span class='hs-varid'>winset</span> <a name="line-246"></a> <a name="line-247"></a> <span class='hs-comment'>-- workspace list</span> <a name="line-248"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>ws</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>pprWindowSet</span> <span class='hs-varid'>sort'</span> <span class='hs-varid'>urgents</span> <span class='hs-varid'>pp</span> <span class='hs-varid'>winset</span> <a name="line-249"></a> <a name="line-250"></a> <span class='hs-comment'>-- window title</span> <a name="line-251"></a> <span class='hs-varid'>wt</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>return</span> <span class='hs-str'>""</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>fmap</span> <span class='hs-varid'>show</span> <span class='hs-varop'>.</span> <span class='hs-varid'>getName</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>peek</span> <span class='hs-varop'>$</span> <span class='hs-varid'>winset</span> <a name="line-252"></a> <a name="line-253"></a> <span class='hs-comment'>-- run extra loggers, ignoring any that generate errors.</span> <a name="line-254"></a> <span class='hs-varid'>extras</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>sequence</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-varid'>flip</span> <span class='hs-varid'>catchX</span> <span class='hs-layout'>(</span><span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>ppExtras</span> <span class='hs-varid'>pp</span> <a name="line-255"></a> <a name="line-256"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>encodeOutput</span> <span class='hs-varop'>.</span> <span class='hs-varid'>sepBy</span> <span class='hs-layout'>(</span><span class='hs-varid'>ppSep</span> <span class='hs-varid'>pp</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>ppOrder</span> <span class='hs-varid'>pp</span> <span class='hs-varop'>$</span> <a name="line-257"></a> <span class='hs-keyglyph'>[</span> <span class='hs-varid'>ws</span> <a name="line-258"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppLayout</span> <span class='hs-varid'>pp</span> <span class='hs-varid'>ld</span> <a name="line-259"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppTitle</span> <span class='hs-varid'>pp</span> <span class='hs-varid'>wt</span> <a name="line-260"></a> <span class='hs-keyglyph'>]</span> <a name="line-261"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>catMaybes</span> <span class='hs-varid'>extras</span> <a name="line-262"></a> <a name="line-263"></a><a name="pprWindowSet"></a><span class='hs-comment'>-- | Format the workspace information, given a workspace sorting function,</span> <a name="line-264"></a><span class='hs-comment'>-- a list of urgent windows, a pretty-printer format, and the current</span> <a name="line-265"></a><span class='hs-comment'>-- WindowSet.</span> <a name="line-266"></a><span class='hs-definition'>pprWindowSet</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WorkspaceSort</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Window</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PP</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>WindowSet</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-267"></a><span class='hs-definition'>pprWindowSet</span> <span class='hs-varid'>sort'</span> <span class='hs-varid'>urgents</span> <span class='hs-varid'>pp</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>sepBy</span> <span class='hs-layout'>(</span><span class='hs-varid'>ppWsSep</span> <span class='hs-varid'>pp</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>map</span> <span class='hs-varid'>fmt</span> <span class='hs-varop'>.</span> <span class='hs-varid'>sort'</span> <span class='hs-varop'>$</span> <a name="line-268"></a> <span class='hs-varid'>map</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>workspace</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>current</span> <span class='hs-varid'>s</span> <span class='hs-conop'>:</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>visible</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-varop'>++</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>hidden</span> <span class='hs-varid'>s</span> <a name="line-269"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>this</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>currentTag</span> <span class='hs-varid'>s</span> <a name="line-270"></a> <span class='hs-varid'>visibles</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tag</span> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>workspace</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>visible</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <a name="line-271"></a> <a name="line-272"></a> <span class='hs-varid'>fmt</span> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>printer</span> <span class='hs-varid'>pp</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tag</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span> <a name="line-273"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>printer</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tag</span> <span class='hs-varid'>w</span> <span class='hs-varop'>==</span> <span class='hs-varid'>this</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ppCurrent</span> <a name="line-274"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tag</span> <span class='hs-varid'>w</span> <span class='hs-varop'>`elem`</span> <span class='hs-varid'>visibles</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ppVisible</span> <a name="line-275"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>any</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>maybe</span> <span class='hs-conid'>False</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tag</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>findTag</span> <span class='hs-varid'>x</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>urgents</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>ppC</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>ppUrgent</span> <span class='hs-varid'>ppC</span> <span class='hs-varop'>.</span> <span class='hs-varid'>ppHidden</span> <span class='hs-varid'>ppC</span> <a name="line-276"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>isJust</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>stack</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ppHidden</span> <a name="line-277"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ppHiddenNoWindows</span> <a name="line-278"></a> <a name="line-279"></a><a name="dynamicLogXinerama"></a><span class='hs-comment'>-- |</span> <a name="line-280"></a><span class='hs-comment'>-- Workspace logger with a format designed for Xinerama:</span> <a name="line-281"></a><span class='hs-comment'>--</span> <a name="line-282"></a><span class='hs-comment'>-- > [1 9 3] 2 7</span> <a name="line-283"></a><span class='hs-comment'>--</span> <a name="line-284"></a><span class='hs-comment'>-- where 1, 9, and 3 are the workspaces on screens 1, 2 and 3, respectively,</span> <a name="line-285"></a><span class='hs-comment'>-- and 2 and 7 are non-visible, non-empty workspaces.</span> <a name="line-286"></a><span class='hs-comment'>--</span> <a name="line-287"></a><span class='hs-comment'>-- Unfortunately, at the present time, the current layout and window title</span> <a name="line-288"></a><span class='hs-comment'>-- are not shown, and there is no way to incorporate the xinerama</span> <a name="line-289"></a><span class='hs-comment'>-- workspace format shown above with 'dynamicLogWithPP'. Hopefully this</span> <a name="line-290"></a><span class='hs-comment'>-- will change soon.</span> <a name="line-291"></a><span class='hs-definition'>dynamicLogXinerama</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-292"></a><span class='hs-definition'>dynamicLogXinerama</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>withWindowSet</span> <span class='hs-varop'>$</span> <span class='hs-varid'>io</span> <span class='hs-varop'>.</span> <span class='hs-varid'>putStrLn</span> <span class='hs-varop'>.</span> <span class='hs-varid'>pprWindowSetXinerama</span> <a name="line-293"></a> <a name="line-294"></a><a name="pprWindowSetXinerama"></a><span class='hs-definition'>pprWindowSetXinerama</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WindowSet</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-295"></a><span class='hs-definition'>pprWindowSetXinerama</span> <span class='hs-varid'>ws</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"["</span> <span class='hs-varop'>++</span> <span class='hs-varid'>unwords</span> <span class='hs-varid'>onscreen</span> <span class='hs-varop'>++</span> <span class='hs-str'>"] "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>unwords</span> <span class='hs-varid'>offscreen</span> <a name="line-296"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>onscreen</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tag</span> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>workspace</span><span class='hs-layout'>)</span> <a name="line-297"></a> <span class='hs-varop'>.</span> <span class='hs-varid'>sortBy</span> <span class='hs-layout'>(</span><span class='hs-varid'>comparing</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>screen</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>current</span> <span class='hs-varid'>ws</span> <span class='hs-conop'>:</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>visible</span> <span class='hs-varid'>ws</span> <a name="line-298"></a> <span class='hs-varid'>offscreen</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tag</span> <span class='hs-varop'>.</span> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-varid'>isJust</span> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>stack</span><span class='hs-layout'>)</span> <a name="line-299"></a> <span class='hs-varop'>.</span> <span class='hs-varid'>sortBy</span> <span class='hs-layout'>(</span><span class='hs-varid'>comparing</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tag</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>hidden</span> <span class='hs-varid'>ws</span> <a name="line-300"></a> <a name="line-301"></a><a name="wrap"></a><span class='hs-comment'>-- | Wrap a string in delimiters, unless it is empty.</span> <a name="line-302"></a><span class='hs-definition'>wrap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ left delimiter</span> <a name="line-303"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ right delimiter</span> <a name="line-304"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ output string</span> <a name="line-305"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-306"></a><span class='hs-definition'>wrap</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-str'>""</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span> <a name="line-307"></a><span class='hs-definition'>wrap</span> <span class='hs-varid'>l</span> <span class='hs-varid'>r</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>l</span> <span class='hs-varop'>++</span> <span class='hs-varid'>m</span> <span class='hs-varop'>++</span> <span class='hs-varid'>r</span> <a name="line-308"></a> <a name="line-309"></a><a name="pad"></a><span class='hs-comment'>-- | Pad a string with a leading and trailing space.</span> <a name="line-310"></a><span class='hs-definition'>pad</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-311"></a><span class='hs-definition'>pad</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>wrap</span> <span class='hs-str'>" "</span> <span class='hs-str'>" "</span> <a name="line-312"></a> <a name="line-313"></a><a name="trim"></a><span class='hs-comment'>-- | Trim leading and trailing whitespace from a string.</span> <a name="line-314"></a><span class='hs-definition'>trim</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-315"></a><span class='hs-definition'>trim</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <span class='hs-varop'>.</span> <span class='hs-varid'>f</span> <a name="line-316"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>reverse</span> <span class='hs-varop'>.</span> <span class='hs-varid'>dropWhile</span> <span class='hs-varid'>isSpace</span> <a name="line-317"></a> <a name="line-318"></a><a name="shorten"></a><span class='hs-comment'>-- | Limit a string to a certain length, adding "..." if truncated.</span> <a name="line-319"></a><span class='hs-definition'>shorten</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-320"></a><span class='hs-definition'>shorten</span> <span class='hs-varid'>n</span> <span class='hs-varid'>xs</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>length</span> <span class='hs-varid'>xs</span> <span class='hs-varop'><</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>xs</span> <a name="line-321"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>take</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-comment'>-</span> <span class='hs-varid'>length</span> <span class='hs-varid'>end</span><span class='hs-layout'>)</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-varop'>++</span> <span class='hs-varid'>end</span> <a name="line-322"></a> <span class='hs-keyword'>where</span> <a name="line-323"></a> <span class='hs-varid'>end</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"..."</span> <a name="line-324"></a> <a name="line-325"></a><a name="sepBy"></a><span class='hs-comment'>-- | Output a list of strings, ignoring empty ones and separating the</span> <a name="line-326"></a><span class='hs-comment'>-- rest with the given separator.</span> <a name="line-327"></a><span class='hs-definition'>sepBy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ separator</span> <a name="line-328"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ fields to output</span> <a name="line-329"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-330"></a><span class='hs-definition'>sepBy</span> <span class='hs-varid'>sep</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>concat</span> <span class='hs-varop'>.</span> <span class='hs-varid'>intersperse</span> <span class='hs-varid'>sep</span> <span class='hs-varop'>.</span> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-varid'>not</span> <span class='hs-varop'>.</span> <span class='hs-varid'>null</span><span class='hs-layout'>)</span> <a name="line-331"></a> <a name="line-332"></a><a name="dzenColor"></a><span class='hs-comment'>-- | Use dzen escape codes to output a string with given foreground</span> <a name="line-333"></a><span class='hs-comment'>-- and background colors.</span> <a name="line-334"></a><span class='hs-definition'>dzenColor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ foreground color: a color name, or #rrggbb format</span> <a name="line-335"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ background color</span> <a name="line-336"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ output string</span> <a name="line-337"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-338"></a><span class='hs-definition'>dzenColor</span> <span class='hs-varid'>fg</span> <span class='hs-varid'>bg</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>wrap</span> <span class='hs-layout'>(</span><span class='hs-varid'>fg1</span><span class='hs-varop'>++</span><span class='hs-varid'>bg1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>fg2</span><span class='hs-varop'>++</span><span class='hs-varid'>bg2</span><span class='hs-layout'>)</span> <a name="line-339"></a> <span class='hs-keyword'>where</span> <span class='hs-layout'>(</span><span class='hs-varid'>fg1</span><span class='hs-layout'>,</span><span class='hs-varid'>fg2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>null</span> <span class='hs-varid'>fg</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-str'>""</span><span class='hs-layout'>,</span><span class='hs-str'>""</span><span class='hs-layout'>)</span> <a name="line-340"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-str'>"^fg("</span> <span class='hs-varop'>++</span> <span class='hs-varid'>fg</span> <span class='hs-varop'>++</span> <span class='hs-str'>")"</span><span class='hs-layout'>,</span><span class='hs-str'>"^fg()"</span><span class='hs-layout'>)</span> <a name="line-341"></a> <span class='hs-layout'>(</span><span class='hs-varid'>bg1</span><span class='hs-layout'>,</span><span class='hs-varid'>bg2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>null</span> <span class='hs-varid'>bg</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-str'>""</span><span class='hs-layout'>,</span><span class='hs-str'>""</span><span class='hs-layout'>)</span> <a name="line-342"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-str'>"^bg("</span> <span class='hs-varop'>++</span> <span class='hs-varid'>bg</span> <span class='hs-varop'>++</span> <span class='hs-str'>")"</span><span class='hs-layout'>,</span><span class='hs-str'>"^bg()"</span><span class='hs-layout'>)</span> <a name="line-343"></a> <a name="line-344"></a><a name="dzenEscape"></a><span class='hs-comment'>-- | Escape any dzen metacharacters.</span> <a name="line-345"></a><span class='hs-definition'>dzenEscape</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-346"></a><span class='hs-definition'>dzenEscape</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>concatMap</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>if</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-chr'>'^'</span> <span class='hs-keyword'>then</span> <span class='hs-str'>"^^"</span> <span class='hs-keyword'>else</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>x</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <a name="line-347"></a> <a name="line-348"></a><a name="dzenStrip"></a><span class='hs-comment'>-- | Strip dzen formatting or commands. Useful to remove ppHidden</span> <a name="line-349"></a><span class='hs-comment'>-- formatting in ppUrgent field. For example:</span> <a name="line-350"></a><span class='hs-comment'>--</span> <a name="line-351"></a><span class='hs-comment'>-- > , ppHidden = dzenColor "gray20" "" . wrap "(" ")"</span> <a name="line-352"></a><span class='hs-comment'>-- > , ppUrgent = dzenColor "dark orange" "" . dzenStrip</span> <a name="line-353"></a><span class='hs-definition'>dzenStrip</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-354"></a><span class='hs-definition'>dzenStrip</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>strip</span> <span class='hs-conid'>[]</span> <span class='hs-keyword'>where</span> <a name="line-355"></a> <span class='hs-varid'>strip</span> <span class='hs-varid'>keep</span> <span class='hs-varid'>x</span> <a name="line-356"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>null</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>keep</span> <a name="line-357"></a> <span class='hs-keyglyph'>|</span> <span class='hs-str'>"^^"</span> <span class='hs-varop'>`isPrefixOf`</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>strip</span> <span class='hs-layout'>(</span><span class='hs-varid'>keep</span> <span class='hs-varop'>++</span> <span class='hs-str'>"^"</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>drop</span> <span class='hs-num'>2</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-358"></a> <span class='hs-keyglyph'>|</span> <span class='hs-chr'>'^'</span> <span class='hs-varop'>==</span> <span class='hs-varid'>head</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>strip</span> <span class='hs-varid'>keep</span> <span class='hs-layout'>(</span><span class='hs-varid'>drop</span> <span class='hs-num'>1</span> <span class='hs-varop'>.</span> <span class='hs-varid'>dropWhile</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=</span> <span class='hs-chr'>')'</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-359"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>good</span><span class='hs-layout'>,</span><span class='hs-varid'>x'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>span</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=</span> <span class='hs-chr'>'^'</span><span class='hs-layout'>)</span> <span class='hs-varid'>x</span> <a name="line-360"></a> <span class='hs-keyword'>in</span> <span class='hs-varid'>strip</span> <span class='hs-layout'>(</span><span class='hs-varid'>keep</span> <span class='hs-varop'>++</span> <span class='hs-varid'>good</span><span class='hs-layout'>)</span> <span class='hs-varid'>x'</span> <a name="line-361"></a> <a name="line-362"></a><a name="xmobarColor"></a><span class='hs-comment'>-- | Use xmobar escape codes to output a string with given foreground</span> <a name="line-363"></a><span class='hs-comment'>-- and background colors.</span> <a name="line-364"></a><span class='hs-definition'>xmobarColor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ foreground color: a color name, or #rrggbb format</span> <a name="line-365"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ background color</span> <a name="line-366"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ output string</span> <a name="line-367"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-368"></a><span class='hs-definition'>xmobarColor</span> <span class='hs-varid'>fg</span> <span class='hs-varid'>bg</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>wrap</span> <span class='hs-varid'>t</span> <span class='hs-str'>"</fc>"</span> <a name="line-369"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"<fc="</span><span class='hs-layout'>,</span> <span class='hs-varid'>fg</span><span class='hs-layout'>,</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>null</span> <span class='hs-varid'>bg</span> <span class='hs-keyword'>then</span> <span class='hs-str'>""</span> <span class='hs-keyword'>else</span> <span class='hs-str'>","</span> <span class='hs-varop'>++</span> <span class='hs-varid'>bg</span><span class='hs-layout'>,</span> <span class='hs-str'>">"</span><span class='hs-keyglyph'>]</span> <a name="line-370"></a> <a name="line-371"></a><span class='hs-comment'>-- ??? add an xmobarEscape function?</span> <a name="line-372"></a> <a name="line-373"></a><a name="xmobarStrip"></a><span class='hs-comment'>-- | Strip xmobar markup. Useful to remove ppHidden color from ppUrgent</span> <a name="line-374"></a><span class='hs-comment'>-- field. For example:</span> <a name="line-375"></a><span class='hs-comment'>--</span> <a name="line-376"></a><span class='hs-comment'>-- > , ppHidden = xmobarColor "gray20" "" . wrap "<" ">"</span> <a name="line-377"></a><span class='hs-comment'>-- > , ppUrgent = xmobarColor "dark orange" "" . xmobarStrip</span> <a name="line-378"></a><span class='hs-definition'>xmobarStrip</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-379"></a><span class='hs-definition'>xmobarStrip</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>strip</span> <span class='hs-conid'>[]</span> <span class='hs-keyword'>where</span> <a name="line-380"></a> <span class='hs-varid'>strip</span> <span class='hs-varid'>keep</span> <span class='hs-varid'>x</span> <a name="line-381"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>null</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>keep</span> <a name="line-382"></a> <span class='hs-keyglyph'>|</span> <span class='hs-str'>"<fc="</span> <span class='hs-varop'>`isPrefixOf`</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>strip</span> <span class='hs-varid'>keep</span> <span class='hs-layout'>(</span><span class='hs-varid'>drop</span> <span class='hs-num'>1</span> <span class='hs-varop'>.</span> <span class='hs-varid'>dropWhile</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=</span> <span class='hs-chr'>'>'</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-383"></a> <span class='hs-keyglyph'>|</span> <span class='hs-str'>"</fc>"</span> <span class='hs-varop'>`isPrefixOf`</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>strip</span> <span class='hs-varid'>keep</span> <span class='hs-layout'>(</span><span class='hs-varid'>drop</span> <span class='hs-num'>5</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-384"></a> <span class='hs-keyglyph'>|</span> <span class='hs-chr'>'<'</span> <span class='hs-varop'>==</span> <span class='hs-varid'>head</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>strip</span> <span class='hs-layout'>(</span><span class='hs-varid'>keep</span> <span class='hs-varop'>++</span> <span class='hs-str'>"<"</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>tail</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-385"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>good</span><span class='hs-layout'>,</span><span class='hs-varid'>x'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>span</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=</span> <span class='hs-chr'>'<'</span><span class='hs-layout'>)</span> <span class='hs-varid'>x</span> <a name="line-386"></a> <span class='hs-keyword'>in</span> <span class='hs-varid'>strip</span> <span class='hs-layout'>(</span><span class='hs-varid'>keep</span> <span class='hs-varop'>++</span> <span class='hs-varid'>good</span><span class='hs-layout'>)</span> <span class='hs-varid'>x'</span> <a name="line-387"></a> <a name="line-388"></a><a name="PP"></a><span class='hs-comment'>-- | The 'PP' type allows the user to customize the formatting of</span> <a name="line-389"></a><a name="PP"></a><span class='hs-comment'>-- status information.</span> <a name="line-390"></a><a name="PP"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>PP</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PP</span> <span class='hs-layout'>{</span> <span class='hs-varid'>ppCurrent</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WorkspaceId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-391"></a> <span class='hs-comment'>-- ^ how to print the tag of the currently focused</span> <a name="line-392"></a> <span class='hs-comment'>-- workspace</span> <a name="line-393"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppVisible</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WorkspaceId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-394"></a> <span class='hs-comment'>-- ^ how to print tags of visible but not focused</span> <a name="line-395"></a> <span class='hs-comment'>-- workspaces (xinerama only)</span> <a name="line-396"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppHidden</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WorkspaceId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-397"></a> <span class='hs-comment'>-- ^ how to print tags of hidden workspaces which</span> <a name="line-398"></a> <span class='hs-comment'>-- contain windows</span> <a name="line-399"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppHiddenNoWindows</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WorkspaceId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-400"></a> <span class='hs-comment'>-- ^ how to print tags of empty hidden workspaces</span> <a name="line-401"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppUrgent</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WorkspaceId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-402"></a> <span class='hs-comment'>-- ^ format to be applied to tags of urgent workspaces.</span> <a name="line-403"></a> <span class='hs-comment'>-- NOTE that 'ppUrgent' is applied /in addition to/</span> <a name="line-404"></a> <span class='hs-comment'>-- 'ppHidden'!</span> <a name="line-405"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppSep</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <a name="line-406"></a> <span class='hs-comment'>-- ^ separator to use between different log sections</span> <a name="line-407"></a> <span class='hs-comment'>-- (window name, layout, workspaces)</span> <a name="line-408"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppWsSep</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <a name="line-409"></a> <span class='hs-comment'>-- ^ separator to use between workspace tags</span> <a name="line-410"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppTitle</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-411"></a> <span class='hs-comment'>-- ^ window title format</span> <a name="line-412"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppLayout</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-413"></a> <span class='hs-comment'>-- ^ layout name format</span> <a name="line-414"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppOrder</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <a name="line-415"></a> <span class='hs-comment'>-- ^ how to order the different log sections. By</span> <a name="line-416"></a> <span class='hs-comment'>-- default, this function receives a list with three</span> <a name="line-417"></a> <span class='hs-comment'>-- formatted strings, representing the workspaces,</span> <a name="line-418"></a> <span class='hs-comment'>-- the layout, and the current window title,</span> <a name="line-419"></a> <span class='hs-comment'>-- respectively. If you have specified any extra</span> <a name="line-420"></a> <span class='hs-comment'>-- loggers in 'ppExtras', their output will also be</span> <a name="line-421"></a> <span class='hs-comment'>-- appended to the list. To get them in the reverse</span> <a name="line-422"></a> <span class='hs-comment'>-- order, you can just use @ppOrder = reverse@. If</span> <a name="line-423"></a> <span class='hs-comment'>-- you don't want to display the current layout, you</span> <a name="line-424"></a> <span class='hs-comment'>-- could use something like @ppOrder = \\(ws:_:t:_) -></span> <a name="line-425"></a> <span class='hs-comment'>-- [ws,t]@, and so on.</span> <a name="line-426"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppSort</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>X</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>WindowSpace</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>WindowSpace</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <a name="line-427"></a> <span class='hs-comment'>-- ^ how to sort the workspaces. See</span> <a name="line-428"></a> <span class='hs-comment'>-- "XMonad.Util.WorkspaceCompare" for some useful</span> <a name="line-429"></a> <span class='hs-comment'>-- sorts.</span> <a name="line-430"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppExtras</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>X</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <a name="line-431"></a> <span class='hs-comment'>-- ^ loggers for generating extra information such as</span> <a name="line-432"></a> <span class='hs-comment'>-- time and date, system load, battery status, and so</span> <a name="line-433"></a> <span class='hs-comment'>-- on. See "XMonad.Util.Loggers" for examples, or create</span> <a name="line-434"></a> <span class='hs-comment'>-- your own!</span> <a name="line-435"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppOutput</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span> <a name="line-436"></a> <span class='hs-comment'>-- ^ applied to the entire formatted string in order to</span> <a name="line-437"></a> <span class='hs-comment'>-- output it. Can be used to specify an alternative</span> <a name="line-438"></a> <span class='hs-comment'>-- output method (e.g. write to a pipe instead of</span> <a name="line-439"></a> <span class='hs-comment'>-- stdout), and\/or to perform some last-minute</span> <a name="line-440"></a> <span class='hs-comment'>-- formatting.</span> <a name="line-441"></a> <span class='hs-layout'>}</span> <a name="line-442"></a> <a name="line-443"></a><a name="defaultPP"></a><span class='hs-comment'>-- | The default pretty printing options, as seen in 'dynamicLog'.</span> <a name="line-444"></a><span class='hs-definition'>defaultPP</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PP</span> <a name="line-445"></a><span class='hs-definition'>defaultPP</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PP</span> <span class='hs-layout'>{</span> <span class='hs-varid'>ppCurrent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>wrap</span> <span class='hs-str'>"["</span> <span class='hs-str'>"]"</span> <a name="line-446"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppVisible</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>wrap</span> <span class='hs-str'>"<"</span> <span class='hs-str'>">"</span> <a name="line-447"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppHidden</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>id</span> <a name="line-448"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppHiddenNoWindows</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>const</span> <span class='hs-str'>""</span> <a name="line-449"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppUrgent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>id</span> <a name="line-450"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppSep</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>" : "</span> <a name="line-451"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppWsSep</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>" "</span> <a name="line-452"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppTitle</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>shorten</span> <span class='hs-num'>80</span> <a name="line-453"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppLayout</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>id</span> <a name="line-454"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppOrder</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>id</span> <a name="line-455"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppOutput</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>putStrLn</span> <a name="line-456"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppSort</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>getSortByIndex</span> <a name="line-457"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppExtras</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span> <a name="line-458"></a> <span class='hs-layout'>}</span> <a name="line-459"></a> <a name="line-460"></a><a name="dzenPP"></a><span class='hs-comment'>-- | Settings to emulate dwm's statusbar, dzen only. Uses dzenStrip in</span> <a name="line-461"></a><span class='hs-comment'>-- ppUrgent.</span> <a name="line-462"></a><span class='hs-definition'>dzenPP</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PP</span> <a name="line-463"></a><span class='hs-definition'>dzenPP</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>defaultPP</span> <span class='hs-layout'>{</span> <span class='hs-varid'>ppCurrent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenColor</span> <span class='hs-str'>"white"</span> <span class='hs-str'>"#2b4f98"</span> <span class='hs-varop'>.</span> <span class='hs-varid'>pad</span> <a name="line-464"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppVisible</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenColor</span> <span class='hs-str'>"black"</span> <span class='hs-str'>"#999999"</span> <span class='hs-varop'>.</span> <span class='hs-varid'>pad</span> <a name="line-465"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppHidden</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenColor</span> <span class='hs-str'>"black"</span> <span class='hs-str'>"#cccccc"</span> <span class='hs-varop'>.</span> <span class='hs-varid'>pad</span> <a name="line-466"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppHiddenNoWindows</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>const</span> <span class='hs-str'>""</span> <a name="line-467"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppUrgent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenColor</span> <span class='hs-str'>"red"</span> <span class='hs-str'>"yellow"</span> <span class='hs-varop'>.</span> <span class='hs-varid'>dzenStrip</span> <a name="line-468"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppWsSep</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span> <a name="line-469"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppSep</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span> <a name="line-470"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppLayout</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenColor</span> <span class='hs-str'>"black"</span> <span class='hs-str'>"#cccccc"</span> <span class='hs-varop'>.</span> <a name="line-471"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>case</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>of</span> <a name="line-472"></a> <span class='hs-str'>"TilePrime Horizontal"</span> <span class='hs-keyglyph'>-></span> <span class='hs-str'>" TTT "</span> <a name="line-473"></a> <span class='hs-str'>"TilePrime Vertical"</span> <span class='hs-keyglyph'>-></span> <span class='hs-str'>" []= "</span> <a name="line-474"></a> <span class='hs-str'>"Hinted Full"</span> <span class='hs-keyglyph'>-></span> <span class='hs-str'>" [ ] "</span> <a name="line-475"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>pad</span> <span class='hs-varid'>x</span> <a name="line-476"></a> <span class='hs-layout'>)</span> <a name="line-477"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppTitle</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-str'>"^bg(#324c80) "</span> <span class='hs-varop'>++</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>dzenEscape</span> <a name="line-478"></a> <span class='hs-layout'>}</span> <a name="line-479"></a> <a name="line-480"></a><a name="xmobarPP"></a><span class='hs-comment'>-- | Some nice xmobar defaults.</span> <a name="line-481"></a><span class='hs-definition'>xmobarPP</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PP</span> <a name="line-482"></a><span class='hs-definition'>xmobarPP</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>defaultPP</span> <span class='hs-layout'>{</span> <span class='hs-varid'>ppCurrent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>xmobarColor</span> <span class='hs-str'>"yellow"</span> <span class='hs-str'>""</span> <span class='hs-varop'>.</span> <span class='hs-varid'>wrap</span> <span class='hs-str'>"["</span> <span class='hs-str'>"]"</span> <a name="line-483"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppTitle</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>xmobarColor</span> <span class='hs-str'>"green"</span> <span class='hs-str'>""</span> <span class='hs-varop'>.</span> <span class='hs-varid'>shorten</span> <span class='hs-num'>40</span> <a name="line-484"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppVisible</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>wrap</span> <span class='hs-str'>"("</span> <span class='hs-str'>")"</span> <a name="line-485"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppUrgent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>xmobarColor</span> <span class='hs-str'>"red"</span> <span class='hs-str'>"yellow"</span> <a name="line-486"></a> <span class='hs-layout'>}</span> <a name="line-487"></a> <a name="line-488"></a><a name="sjanssenPP"></a><span class='hs-comment'>-- | The options that sjanssen likes to use with xmobar, as an</span> <a name="line-489"></a><span class='hs-comment'>-- example. Note the use of 'xmobarColor' and the record update on</span> <a name="line-490"></a><span class='hs-comment'>-- 'defaultPP'.</span> <a name="line-491"></a><span class='hs-definition'>sjanssenPP</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PP</span> <a name="line-492"></a><span class='hs-definition'>sjanssenPP</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>defaultPP</span> <span class='hs-layout'>{</span> <span class='hs-varid'>ppCurrent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>xmobarColor</span> <span class='hs-str'>"white"</span> <span class='hs-str'>"black"</span> <a name="line-493"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppTitle</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>xmobarColor</span> <span class='hs-str'>"#00ee00"</span> <span class='hs-str'>""</span> <span class='hs-varop'>.</span> <span class='hs-varid'>shorten</span> <span class='hs-num'>120</span> <a name="line-494"></a> <span class='hs-layout'>}</span> <a name="line-495"></a> <a name="line-496"></a><a name="byorgeyPP"></a><span class='hs-comment'>-- | The options that byorgey likes to use with dzen, as another example.</span> <a name="line-497"></a><span class='hs-definition'>byorgeyPP</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PP</span> <a name="line-498"></a><span class='hs-definition'>byorgeyPP</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>defaultPP</span> <span class='hs-layout'>{</span> <span class='hs-varid'>ppHiddenNoWindows</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>showNamedWorkspaces</span> <a name="line-499"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppHidden</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenColor</span> <span class='hs-str'>"black"</span> <span class='hs-str'>"#a8a3f7"</span> <span class='hs-varop'>.</span> <span class='hs-varid'>pad</span> <a name="line-500"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppCurrent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenColor</span> <span class='hs-str'>"yellow"</span> <span class='hs-str'>"#a8a3f7"</span> <span class='hs-varop'>.</span> <span class='hs-varid'>pad</span> <a name="line-501"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppUrgent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenColor</span> <span class='hs-str'>"red"</span> <span class='hs-str'>"yellow"</span> <a name="line-502"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppSep</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>" | "</span> <a name="line-503"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppWsSep</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span> <a name="line-504"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppTitle</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>shorten</span> <span class='hs-num'>70</span> <a name="line-505"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ppOrder</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>reverse</span> <a name="line-506"></a> <span class='hs-layout'>}</span> <a name="line-507"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>showNamedWorkspaces</span> <span class='hs-varid'>wsId</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>any</span> <span class='hs-layout'>(</span><span class='hs-varop'>`elem`</span> <span class='hs-varid'>wsId</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-chr'>'a'</span><span class='hs-keyglyph'>..</span><span class='hs-chr'>'z'</span><span class='hs-keyglyph'>]</span> <a name="line-508"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>pad</span> <span class='hs-varid'>wsId</span> <a name="line-509"></a> <span class='hs-keyword'>else</span> <span class='hs-str'>""</span> <a name="line-510"></a> </pre></body> </html>